engineIntake Manifold Torque Specsfor 2000 GMC Sierra 1500 5.3L V8 Vortec · RWDUnitslb-ftNm8 fastenersSeqComponentTorqueAngle—Cover Bolts15 lb-ft · 20 Nm——Electrical Connector Bolts6 lb-ft · 8 Nm——Fuel Rail Bolts19 lb-ft · 25 Nm——Gasket Surface BoltsClean mating surfaces19 lb-ft · 26 Nm——Intake Manifold BoltsPlastic: 44 lb-in first pass, 89 lb-in final pass. Spiral sequence.7.4 lb-ft · 10 Nm——Mounting Bolts44 lb-ft · 60 Nm——Sensor Mounting Bolts10 lb-ft · 14 Nm——Throttle Body Bolts13 lb-ft · 17 Nm—📝 Suggest a correction to this torque spec